<template>
  <el-dialog title="提示" :visible="dialogVisible" width="40%" :close-on-click-modal="false" @close="close" @open="fetchDepartment">
    <!-- 表单 -->
    <el-form
      ref="addRef"
      :model="addForm"
      :rules="addRules"
      label-width="100px"
    >
      <el-form-item label="姓名" prop="username">
        <el-input
          v-model="addForm.username"
          style="width: 80%"
          placeholder="请输入姓名"
        />
      </el-form-item>
      <el-form-item label="手机" prop="mobile">
        <el-input
          v-model="addForm.mobile"
          style="width: 80%"
          placeholder="请输入手机号"
        />
      </el-form-item>
      <el-form-item label="入职时间" prop="timeOfEntry">
        <el-date-picker
          v-model="addForm.timeOfEntry"
          style="width: 80%"
          placeholder="请选择入职时间"
        />
      </el-form-item>
      <el-form-item label="聘用形式" prop="formOfEmployment">
        <el-select
          v-model="addForm.formOfEmployment"
          style="width: 80%"
          placeholder="请选择"
        >
          <el-option
            v-for="item in hireList"
            :key="item.value"
            :label="item.label"
            :value="item.value"
          />
        </el-select>
      </el-form-item>
      <el-form-item label="工号" prop="workNumber">
        <el-input
          v-model="addForm.workNumber"
          style="width: 80%"
          placeholder="请输入工号"
        />
      </el-form-item>
      <el-form-item label="部门" prop="departmentName">
        <!-- checkStrictly: true 表示取消父子关联，可以选中任意节点 -->
        <!-- checkStrictly: false 表示父子关联，只能选中叶子节点 -->
        <!-- show-all-levels 输入框中是否显示选中值的完整路径 -->
        <el-cascader v-model="addForm.departmentName" style="width: 80%" :options="options" :props="departProps" :show-all-levels="true" filterable />
      </el-form-item>
      <el-form-item label="转正时间" prop="correctionTime">
        <el-date-picker
          v-model="addForm.correctionTime"
          style="width: 80%"
          placeholder="请选择转正时间"
        />
      </el-form-item>
    </el-form>
    <span slot="footer" class="dialog-footer">
      <el-button @click="close">取 消</el-button>
      <el-button type="primary" @click="submit">确 定</el-button>
    </span>
  </el-dialog>
</template>

<script>
import { getDepartment, addEmployee } from '@/api'
// import transTree from '@/utils/transTree'
import findSon from '@/utils/findSon'
export default {
  props: {
    dialogVisible: {
      type: Boolean,
      default: false
    }
  },
  data() {
    return {
      addForm: {
        username: '', // 用户名
        mobile: '', // 手机号
        formOfEmployment: '', // 聘用形式
        workNumber: '', // 工号
        departmentName: '', // 部门
        timeOfEntry: '', // 入职时间
        correctionTime: '' // 转正时间
      },
      addRules: {
        username: [
          {
            required: true,
            message: '用户姓名不能为空',
            trigger: ['blur', 'change']
          },
          {
            min: 1,
            max: 4,
            message: '用户姓名为1-4位',
            trigger: ['blur', 'change']
          }
        ],
        mobile: [
          {
            required: true,
            message: '手机号不能为空',
            trigger: ['blur', 'change']
          },
          {
            pattern: /^1[3-9]\d{9}$/,
            message: '手机号格式不正确',
            trigger: ['blur', 'change']
          }
        ],
        formOfEmployment: [
          {
            required: true,
            message: '聘用形式不能为空',
            trigger: ['blur', 'change']
          }
        ],
        workNumber: [
          {
            required: true,
            message: '工号不能为空',
            trigger: ['blur', 'change']
          }
        ],
        departmentName: [
          {
            required: true,
            message: '部门不能为空',
            trigger: ['blur', 'change']
          }
        ],
        timeOfEntry: [
          {
            required: true,
            message: '请选择入职时间',
            trigger: ['blur', 'change']
          }
        ]
      },
      // 聘用形式
      hireList: [
        { label: '正式', value: 1 },
        { label: '非正式', value: 2 }
      ],
      // 部门列表数据
      options: [],
      departProps: {
        checkStrictly: true,
        value: 'name',
        label: 'name',
        children: 'children'
      }
    }
  },
  methods: {
    // 在vue中数据是单向传递的
    // 对话框关闭事件
    close() {
      this.$emit('close')
      // 使用表单内置方法，实现重置表单数据和校验结果
      this.$refs.addRef.resetFields()
      // 手动清空部门的值
      this.addForm.departmentName = ''
    },
    // 获取部门列表数据
    async fetchDepartment() {
      const res = await getDepartment()
      // this.options = transTree(res.data.depts)
      this.options = findSon(res.data.depts, '')
      console.log(this.options)
    },
    // 点击确定，提交添加员工
    submit() {
      // 兜底校验
      this.$refs.addRef.validate(async(valid) => {
        if (!valid) return
        // 因为要传入的addForm.departmentName是一个数组，而接口传入需要最后一项的字符串
        // 所以需要对其处理操作
        // 先用slice(-1)取到最后一项数组
        // 再用toString()将其转换为字符串
        // this.addForm = { ...this.addForm, departmentName: this.addForm.departmentName.slice(-1).toString() }
        this.addForm = { ...this.addForm, departmentName: this.addForm.departmentName.pop().toString() }
        await addEmployee(this.addForm)
        // 提示用户
        this.$message.success('新增员工成功')
        // 通知父亲刷新数据列表
        this.$emit('add')
        // 关闭对话框
        this.close()
      })
    }
  }
}
</script>

<style>
</style>
